numpy. split (ary, indices_or_sections, axis=0)[source] Split an array into multiple sub-arrays. 将一个array分成多个子…
标签:编程问答
Mac下Exception 'yii\db\Exception' with message 'SQLSTATE[HY000] [2002] No such file or directory'
Mac下xampp环境中yii2的migrate命令报错: MacBook-Pro:yii_advanced$ php yii migrateYii Migration Tool (based on Yii v2.0.4…
numpy split()
numpy. split (ary, indices_or_sections, axis=0)[source] Split an array into multiple sub-arrays. 将一个array分成多个子…
kivy 使用webview加载网页
from kivy.app import App from kivy.uix.widget import Widget from kivy.clock import Clock from jnius import aut…
python3 ,AttributeError: module 'tensorflow' has no attribute 'merge_summary'
error:tensorflow有些方法属性被改了, self.summary_writer = tf.train.SummaryWriter(summary_dir)改为:summary.FileWriter(name…
python 错误 error: invalid command 'egg_info'
Processing /bs4-0.0.1/setuptools-38.4.0/numpy-1.14.0 Complete output from command python set…
Python 中一些容易忽略的知识点(2)
最近在补 Python 进阶的内容,学习资源来自:Python 进阶,是《Intermediate Python》的中译本。这里面的一些内容,对于我来说是比较容易忽略的知识点。 对象自省(Inrospection) 在 …
Django开发问题汇总
GSSException GSS_EXCEPTIONS = (gssapi.GSSException,) AttributeError: module 'gssapi' has no attribute 'GSSExce…
Partition does not start on physical sector boundary
今天给一块硬盘分区,用fdisk按照默认步骤执行,遇到这个问题: [root@bogon ~]# fdisk /dev/sdfDevice contains neither a valid DOS partition t…
windows平台python 2.7环境编译安装zbar
最近一个项目需要识别二维码,找来找去找到了zbar和zxing,中间越过无数坑,总算基本上弄明白,分享出来给大家。 一、zbar官方介绍 ZBar 是款桌面电脑用条形码/二维码扫描工具,支持摄像头及图片扫描…
Android项目实战(五十四):zxing 生成二维码图片去除白色内边距的解决方案
目录:zxing->encoding->EncodingHandler类 中修改 createQRCode方法 private static final int BLACK = 0xff000…
GRPC and Distributed Systems
GRPC and Distributed SystemsForwardIn this project, you will design and implement a simple distributed file sy…